www.ti.com SN74LVC74A-EP DUAL POSITIVE EDGE TRIGG.
SN74LVC74A-EP - Dual Positive-Edge-Triggered D-Type Flip-Flops
www.ti.com SN74LVC74A-EP DUAL POSITIVE EDGE TRIGGERED D-TYPE FLIP-FLOP WITH CLEAR AND PRESET SCAS751C – DECEMBER 2003 – REVISED SEPTEMBER 2007 FEATU.